Chenango County, New York
County seat: Norwich · Population 45,715 (2025) · 893 sq mi
Chenango County is the 52nd most populous of New York's 62 counties, with 45,715 people (2025 estimate). Its county seat is Norwich. The map shows its 9 cities and towns and the 5 neighboring counties.
Chenango County facts
- County seat
- Norwich
- Population (2025 estimate)
- 45,715 −3.2% since 2020
- Land area
- 893 sq mi 21st largest of 62
- Water area
- 5 sq mi
- Population density
- 51 per sq mi
- Established
- 1798
- Largest city
- Norwich 6,538
- Median household income
- $62,948
- Cities and towns
- 9 plus 2 CDPs
- ZIP codes
- 27
- Time zone
- Eastern
- FIPS code
- 36017
Cities and towns in Chenango County
Chenango County has 9 incorporated cities, towns and villages. Populations count the people living inside Chenango County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Norwich (county seat) | City | 6,538 | |
| Greene | Village | 1,420 | |
| Sherburne | Village | 1,359 | |
| Oxford | Village | 1,322 | |
| Bainbridge | Village | 1,248 | |
| New Berlin | Village | 906 | |
| Afton | Village | 772 | |
| Earlville | Village | 277 | Madison County |
| Smyrna | Village | 202 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Guilford | 385 | |
| Smithville Flats | 366 |
ZIP codes in Chenango County
27 ZIP codes reach into Chenango County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 13040 also Cortland County
- 13052 also Madison, Cortland and Onondaga counties
- 13072 also Madison County
- 13124
- 13136 also Cortland County
- 13155
- 13332 also Madison County
- 13411 also Otsego County
- 13460 also Madison County
- 13464 also Madison County
- 13485 also Madison and Otsego counties
- 13730 also Broome County
- 13733 also Delaware and Otsego counties
- 13746 also Broome County
- 13778 also Broome County
- 13780
- 13787 also Broome County
- 13801
- 13809 also Otsego County
- 13813 also Broome County
- 13814
- 13815
- 13830
- 13832
- 13841 also Cortland and Broome counties
- 13843 also Otsego County
- 13844
Population of Chenango County, 2020–2025
Chenango County shrank by 1,514 people (−3.2%) between April 2020 and July 2025: 1,109 more deaths than births and a net loss of 361 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 47,071 |
| 2021 | 46,604 |
| 2022 | 46,334 |
| 2023 | 45,904 |
| 2024 | 45,793 |
| 2025 | 45,715 |
Neighboring counties
- Otsego County east · 60,589 people
- Broome County southwest · 195,736 people
- Madison County north · 67,120 people
- Cortland County west · 45,850 people
- Delaware County southeast · 44,305 people
Printable Chenango County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (110 KB)
- PNG (2400 px) (89 KB)
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Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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